Goddard Geophysical and Astronomical Observatory (image) NASA/Goddard Space Flight Center Share Print E-Mail Caption The Goddard Geophysical and Astronomical Observatory is the home of pioneering research in many scientific areas. Principal Investigator Mark Adrian plans to test an ionospheric sounder at the 210-acre facility later this year. Credit Credits: NASA/W. Hrybyk Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.